According to analyst firm Gartner, there will be 8.4 billion connected things by the end of 2017. The future is packed with growing numbers of IoT-connected hardware units and we can’t rely on the technology that brought us to where we are today; batteries. We'll be discussing ditching the battery and using energy harvesting for IoT in this chat.

Connected devices in the world right now range from smart door locks, to home energy trackers, to electric cars.

John Tillema is CTO and co-founder at TWTG, a Rotterdam (NL) based R&D agency. One of their innovations is Light Energy technology that claims to remove the battery from the IoT-equation.